GraphAware\Reco4PHP\Engine\RecommendationEngine::setDatabaseService PHP 메소드

    public function setDatabaseService(DatabaseService $databaseService);

 /**
  * @param \GraphAware\Reco4PHP\Engine\RecommendationEngine $recommendationEngine
  */
 public function registerRecommendationEngine(RecommendationEngine $recommendationEngine)
 {
     $recommendationEngine->setDatabaseService($this->databaseService);
     $this->engines[$recommendationEngine->name()] = $recommendationEngine;
 }